APA:
Ipsen, Anne, Knolle, Friedhart (2017). The olm of Hermann's Cave, Harz Mountains, Germany - eggs laid after more than 80 years.
Natura Sloveniae, volume 19, issue 1, str. 51-52.
URN:NBN:SI:DOC-LZR7SQQF from http://www.dlib.si
MLA:
Ipsen, Anne, Knolle, Friedhart. "The olm of Hermann's Cave, Harz Mountains, Germany - eggs laid after more than 80 years."
Natura Sloveniae volume 19. issue 1 (2017) str. 51-52.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-LZR7SQQF>